21056184

素因数分解:

$2^3\times 3^2\times {\mathrm{109}}^1\times {\mathrm{2683}}^1$

素因数の和:2804

約数の個数: 48

約数和(自身を含む): 57571800

約数和(自身を除く): 36515616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 109, 218, 327, 436, 654, 872, 981, 1308, 1962, 2616, 2683, 3924, 5366, 7848, 8049, 10732, 16098, 21464, 24147, 32196, 48294, 64392, 96588, 193176, 292447, 584894, 877341, 1169788, 1754682, 2339576, 2632023, 3509364, 5264046, 7018728, 10528092, 21056184]

約数ペア:

[(1, 21056184), (2, 10528092), (3, 7018728), (4, 5264046), (6, 3509364), (8, 2632023), (9, 2339576), (12, 1754682), (18, 1169788), (24, 877341), (36, 584894), (72, 292447), (109, 193176), (218, 96588), (327, 64392), (436, 48294), (654, 32196), (872, 24147), (981, 21464), (1308, 16098), (1962, 10732), (2616, 8049), (2683, 7848), (3924, 5366)]